Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quem era Dainty June quando Boyd Gaines era Herbie?
 ###Tabelas: CREATE TABLE race_performances (race_performances_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Placing VARCHAR, Beat by VARCHAR, Location VARCHAR, Distance VARCHAR) CREATE TABLE types_of_monoclonal_antibodies (types_of_monoclonal_antibodies_id AUTO_INCREMENT PRIMARY KEY, Antibody VARCHAR, Brand name VARCHAR, Approval date INT, Type VARCHAR, Target VARCHAR, Approved treatment(s) VARCHAR) CREATE TABLE stage_casts (stage_casts_id AUTO_INCREMENT PRIMARY KEY, Productions VARCHAR, Rose VARCHAR, Louise VARCHAR, Dainty June VARCHAR, Herbie VARCHAR, Director VARCHAR) CREATE TABLE jersey_progress_chart (jersey_progress_chart_id AUTO_INCREMENT PRIMARY KEY, Stage (Winner) VARCHAR, General Classification Yellow Jersey VARCHAR, Mountains Classification Green Jersey VARCHAR, Points Classification Navy Blue Jersey VARCHAR, Intermediate Sprints Classification Red Jersey VARCHAR, Team Classification VARCHAR) CREATE TABLE eesti_põlevkivi_jõhvi_in_estonian_football (eesti_põlevkivi_jõhvi_in_estonian_football_id AUTO_INCREMENT PRIMARY KEY, Year VARCHAR, League VARCHAR, Position INT, Goals +/- INT, Points INT)  
SELECT Dainty June FROM stage_casts WHERE Herbie = boyd gaines